LC4128V-10TN100I CPLD - High-Performance 128-Macrocell Programmable Logic Device | Lattice Semiconductor
The LC4128V-10TN100I from Lattice Semiconductor represents the pinnacle of Complex Programmable Logic Device (CPLD) technology, offering engineers a perfect balance of performance, flexibility, and power efficiency. This 128-macrocell device features an impressive 10ns maximum propagation delay and operates at a low 3.3V core voltage, making it ideal for both high-speed and power-sensitive applications. With its industrial-grade temperature range (-40 C to 105 C junction temperature) and 64 I/O pins in a compact 100-TQFP package, this CPLD excels in harsh environments while maintaining footprint efficiency.
At the heart of the LC4128V-10TN100I lies its innovative architecture featuring 8 logic blocks and 128 macrocells. Each macrocell can be individually programmed, allowing for complex combinatorial and sequential logic implementations. The device supports In-System Programming (ISP) through the industry-standard JTAG interface, enabling field updates without physical removal from the circuit board. This feature significantly reduces development time and maintenance costs for deployed systems. The 3V to 3.6V operating voltage range ensures compatibility with modern low-voltage systems while minimizing power consumption.
The LC4128V-10TN100I delivers exceptional signal integrity with its advanced I/O structure supporting multiple voltage standards. Each of the 64 I/O pins can be configured for various interface requirements, including LVCMOS 3.3V/2.5V/1.8V and LVTTL. The device incorporates sophisticated power management features, including programmable slew rate control and bus-hold circuitry, making it suitable for mixed-signal environments. With 7.5ns pin-to-pin logic delays and a 227MHz maximum operating frequency, this CPLD outperforms many competing solutions in its class.
Engineers will appreciate the comprehensive development support available for the LC4128V-10TN100I, including the free Lattice Diamond design software and a wide range of reference designs. The device is fully compatible with industry-standard HDLs (VHDL and Verilog) and supports popular synthesis tools. Security features include programmable security bits to protect intellectual property and a unique ID code for system authentication. These characteristics make the CPLD particularly valuable for proprietary designs in competitive markets.
The LC4128V-10TN100I finds applications across multiple industries, including industrial automation (PLC interfaces, motor control), communications (protocol bridging, signal conditioning), automotive (sensor interfacing, dashboard electronics), and consumer electronics (display controllers, input processing). Its combination of high reliability, reprogrammability, and mixed-signal tolerance makes it particularly valuable for IoT edge devices, test equipment, and medical instrumentation. For designers needing a proven, flexible logic solution with industrial temperature capability, the LC4128V-10TN100I offers an optimal blend of features and performance.
